Battery Cable: Service and Repair

Battery Negative Cable Disconnection and Connection (LS4) (5.3L)

Removal Procedure
Warning: Refer to SIR Warning (SIR Warning).

Warning: Refer to Battery Disconnect Warning (Service Precautions).





1. Record all of the vehicle's preset radio stations.
2. Turn OFF all lamps and accessories.
3. Turn the ignition switch to the OFF position.
4. Loosen the negative battery cable terminal nut.
5. Remove the negative battery cable terminal (3) from the battery.

Installation Procedure

Note: Clean any existing oxidation from the contact face of the battery terminal and battery cable using a wire brush before installing the battery cable to the battery terminal.




1. Install the negative battery cable terminal (2) to the battery.

Caution: Refer to Fastener Caution (Fastener Caution).

2. Tighten the negative battery cable terminal nut.

Tighten the nut to 15 Nm (11 lb ft).

3. Set the clock and program the radio stations back into the radio as recorded at the beginning of the procedure. Refer to Radio/Audio System Description and Operation (Radio/Audio System Description and Operation).